998871993

素因数分解:

$3^4\times 7^1\times {\mathrm{373}}^1\times {\mathrm{4723}}^1$

素因数の和:5115

約数の個数: 40

約数和(自身を含む): 1710239168

約数和(自身を除く): 711367175

約数列:

[1, 3, 7, 9, 21, 27, 63, 81, 189, 373, 567, 1119, 2611, 3357, 4723, 7833, 10071, 14169, 23499, 30213, 33061, 42507, 70497, 99183, 127521, 211491, 297549, 382563, 892647, 1761679, 2677941, 5285037, 12331753, 15855111, 36995259, 47565333, 110985777, 142695999, 332957331, 998871993]

約数ペア:

[(1, 998871993), (3, 332957331), (7, 142695999), (9, 110985777), (21, 47565333), (27, 36995259), (63, 15855111), (81, 12331753), (189, 5285037), (373, 2677941), (567, 1761679), (1119, 892647), (2611, 382563), (3357, 297549), (4723, 211491), (7833, 127521), (10071, 99183), (14169, 70497), (23499, 42507), (30213, 33061)]